Timing device



FIG. 1 is a top and left front perspective view of a timing device showing our new design;

FIG. 2 is a bottom and right rear perspective view thereof, the broken line prongs being illustrative and forming no part of the claimed design;

FIG. 3 is a top and left front perspective view of another embodiment of my new design of FIGS. 1-2;

FIG. 4 is a bottom and right rear perspective view thereof, the broken line prongs being illustrative and forming no part of the claimed design. 

The ornamental design for a timing device, as shown and described. 